Sciweavers

2733 search results - page 236 / 547
» The Constellation Query Language
Sort
View
WAIM
2005
Springer
14 years 4 months ago
An Approach to RDF(S) Query, Manipulation and Inference on Databases
In order to lay a solid foundation for the emerging semantic web, effective and efficient management of large RDF(S) data is in high demand. In this paper we propose an approach t...
Jing Lu, Yong Yu, Kewei Tu, Chenxi Lin, Lei Zhang
CDB
2004
Springer
158views Database» more  CDB 2004»
14 years 2 months ago
Constraint Databases, Data Structures and Efficient Query Evaluation
Abstract. Constraint databases that can be described by boolean combinations of polynomial inequalities over the reals have received ample research attention. In particular, the ex...
Joos Heintz, Bart Kuijpers
DEXA
2006
Springer
139views Database» more  DEXA 2006»
14 years 2 months ago
Efficient Processing of Multiple XML Twig Queries
Abstract. Finding all occurrences of a twig pattern in an XML document is a core operation for XML query processing. The emergence of XML as a common mark-up language for data inte...
Huanzhang Liu, Tok Wang Ling, Tian Yu, Ji Wu
AAAI
2007
14 years 1 months ago
Answering Regular Path Queries in Expressive Description Logics: An Automata-Theoretic Approach
Expressive Description Logics (DLs) have been advocated as formalisms for modeling the domain of interest in various application areas. An important requirement is the ability to ...
Diego Calvanese, Thomas Eiter, Magdalena Ortiz
ACL
2009
13 years 8 months ago
A Generative Blog Post Retrieval Model that Uses Query Expansion based on External Collections
User generated content is characterized by short, noisy documents, with many spelling errors and unexpected language usage. To bridge the vocabulary gap between the user's in...
Wouter Weerkamp, Krisztian Balog, Maarten de Rijke